Singer Sheryl Crow performs during the 78th annual Rockefeller Center Christmas tree lighting ceremony Tuesday, Nov. 30, 2010, in New York. (AP Photo/Jason DeCrow)

Photo by: Jason DeCrow

Singer Sheryl Crow performs during the 78th annual Rockefeller Center Christmas tree lighting ceremony Tuesday, Nov. 30, 2010, in New York. (AP Photo/Jason DeCrow)